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$320+ Cheap flights from Dulles Intl (IAD) to London City (LCY)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LCY
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Dulles Intl to London City

Cheapest flights from Dulles Intl to London City
Explore the most affordable flight options available from Dulles Intl to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This KAYAK deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:30 pmIAD - LCY
1 stop15h 35mSWISS
Tue 1/139:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/27$579
This KAYAK deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:30 pmIAD - LCY
1 stop11h 25mSWISS
Fri 12/129:20 amLCY - IAD
1 stop12h 20mSWISS
Deal found 10/27$599
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:30 pmIAD - LCY
1 stop11h 25mSWISS
Tue 11/189:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/28$618
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:30 pmIAD - LCY
1 stop11h 25mSWISS
Tue 11/189:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/28$619
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/188:30 pmIAD - LCY
1 stop15h 35mSWISS
Tue 11/259:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/28$620
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/48:30 pmIAD - LCY
1 stop11h 25mSWISS
Tue 11/119:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/28$625
This Cheapflightsfares deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/289:30 pmIAD - LCY
1 stop11h 25mSWISS
Tue 11/49:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/27$626
This Cheapflightsfares deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:30 pmIAD - LCY
1 stop15h 35mSWISS
Thu 12/189:15 amLCY - IAD
1 stop12h 25mSWISS
Deal found 10/27$630
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:05 pmIAD - LCY
1 stop17h 30mDelta
Tue 11/119:20 amLCY - IAD
1 stop11h 45mDelta
Deal found 10/27$634
This KLM deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:05 pmIAD - LCY
1 stop10h 25mKLM
Thu 11/68:40 amLCY - IAD
1 stop12h 25mKLM
Deal found 10/28$635
This KLM deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:36 pmIAD - LCY
2 stops13h 39mKLM
Tue 11/257:45 amLCY - IAD
1 stop13h 20mKLM
Deal found 10/28$639
This Virgin Atlantic deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:05 pmIAD - LCY
1 stop9h 45mVirgin Atlantic
Wed 11/268:40 amLCY - IAD
1 stop12h 25mVirgin Atlantic
Deal found 10/29$641

Cheap flight deals from Dulles Intl to London City

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to London City (LCY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$579
(KAYAK)

One-way from

$320
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$888
Provider with most accurate pricing for Washington, D.C. Dulles Intl-London City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-London City flights.
Search Deals
From Washington, D.C. Dulles Intl to London City
Search Deals
One-way flight from Washington, D.C. Dulles Intl to London City
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to London City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to London City Airport that are best for you.

Fly from

Dulles Intl

Fly to

London City

Route

Depart

Return

Price

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 11/12

6:05 pm-9:30 am

1 stop10h 25m

London City

Tue 11/25

8:40 am-4:05 pm

1 stop12h 25m

$634

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 11/10

6:05 pm-8:50 am

1 stop9h 45m

London City

Wed 11/19

10:00 am-4:05 pm

1 stop11h 05m

$635

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 11/24

6:05 pm-8:50 am

1 stop9h 45m

London City

Wed 12/3

8:40 am-4:05 pm

1 stop12h 25m

$635

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 11/26

6:05 pm-8:50 am

1 stop9h 45m

London City

Wed 12/3

8:40 am-4:05 pm

1 stop12h 25m

$635

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 11/10

6:05 pm-8:50 am

1 stop9h 45m

London City

Thu 11/20

10:00 am-4:05 pm

1 stop11h 05m

$635

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 11/11

6:05 pm-8:50 am

1 stop9h 45m

London City

Wed 11/19

10:00 am-4:05 pm

1 stop11h 05m

$635

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 11/18

12:36 pm-7:15 am

2 stops13h 39m

London City

Tue 11/25

7:45 am-4:05 pm

1 stop13h 20m

$639

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 11/12

6:05 pm-9:30 am

1 stop10h 25m

London City

Tue 11/18

10:00 am-12:16 am

2 stops19h 16m

$645

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 11/9

6:05 pm-9:30 am

1 stop10h 25m

London City

Tue 11/18

9:20 am-12:16 am

2 stops19h 56m

$645

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 3/29

5:50 pm-8:10 am

1 stop9h 20m

London City

Tue 4/7

10:00 am-3:35 pm

1 stop10h 35m

$664

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 21 results
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Compare providers for flights from Dulles Intl to London City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to London City in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-London City Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-London City Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-London City Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-London City Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-London City Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to London City Airport?

    KLM, Delta, and Virgin Atlantic can get you from Washington, D.C. Dulles Intl Airport to London City Airport in just under 9h 45m. Your travel time can differ by up to 40m. Washington, D.C. Dulles Intl Airport and London City Airport are separated by a distance of 3684 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to London City Airport one-way?

    To fly one-way, consider booking your trip with SWISS, which is currently one of the cheapest options available, starting at $407. United Airlines flights start at $409 while deals on KLM start at $409 one-way.

  • Can I find deals for flights from Dulles Intl to London City that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to London City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to London City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to London City.

  • Can I find deals for business class flights from Dulles Intl to London City?

    Yes. Cheapflights offers flight deals from Dulles Intl to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Hounslow
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Dartford
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Winchester
Orpington
Gatwick
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